Hydroxypyl methypze (HPMAC) pellulose ne na ethululose wanda ba ionic da aka yi daga tsarin polymer na halitta ba. Su ne kamshi, mai ƙanshi da ban sha'awa farin foda wanda ya sa cikin wani fili ko dan kadan girgije mafita a cikin ruwan sanyi. Yana da thickening, ɗauri, watsawa, emulsify, emuling, adsorbing, danshi-reporing da kariya mai kariya. Wydroxypyl methyl sel da methyl sel za a iya amfani da shi a cikin kayan gini, masana'antar fenti, reshen masana'antu, triptily, sinadarai, sunadarai da sauran masana'antu.
Sakamakon Riga da ka'idodi na Hydroxypropyl methylcellulin HPMC
Cell Ather hpmc galibi suna taka rawar da ke riƙe da ruwa da thickening a cikin ciminti tururuwa, kuma zai iya inganta ƙarfi da ƙarfi da kuma sag jure da slurry.
Abubuwa kamar yawan zafin jiki, zazzabi da saurin matsin iska zai shafi adadin ruwa na ruwa a cikin turmi na gypsum. Sabili da haka, a cikin yanayi daban-daban, akwai wasu bambance-bambance a cikin tasirin riƙe kayayyakin riƙe kayayyakin tare da adadin HPMC. A cikin takamaiman gini, ana yin tasirin riƙewar ruwa na slurry ta hanyar ƙaruwa ko rage adadin HPMC. The water retention of methyl cellulose ether under high temperature conditions is an important indicator to distinguish the quality of methyl cellulose ether. Kyakkyawan samfuran HPMC na iya magance matsalar riƙewar ruwa a ƙarƙashin babban zazzabi. A cikin babban yanayin zazzabi, musamman a wuraren zafi da bushewa da bakin ciki-Layer da ake buƙatar haɓaka riƙewar ruwa na slurry. HPMC mai inganci yana da daidaituwa sosai. Rukunin sa da hydroxyproxy da hydroxyproxy sun rarraba tare da sarkar kwayar cutar kwayar halitta, wanda zai iya inganta ikon oxygen atoms a kan hydroxyl da kuma eth eths don yin tarayya da ruwa don samar da hydrogen shaidu. , don haka ruwa mai kyauta ya zama ruwan da aka ɗaure, don haka don sarrafa ɓataccen ruwa yadda ya haifar da babban yanayin zafin jiki, kuma ku sami babban riƙe ruwa.
Za'a iya rarraba sel mai inganci HPMC kuma yadda ya kamata a cikin turmi na gypsum, kuma a samar da fim mai ƙarfi, kuma manne a hankali ne. Hydration dauki daga cikin kayan haɗin gwiwar zai tabbatar da ƙarfin haɗin da kayan m game da kayan. Saboda haka, a cikin tsarin bazara na bazara, don cimma sakamakon riƙewar ruwa, ya zama dole don ƙara samfuran hpmc mai inganci a kan dabara, in ba haka ba, mai ƙarfi, fatalwa, denging kuma zubar zubar da cutar ta bushe. Matsaloli, amma kuma yana ƙara wahalar da ma'aikata. Yayinda yawan zafin jiki ya sauka, ana iya samun adadin ruwan hpmc a hankali, ana iya samun sakamako iri ɗaya na riƙe ruwa iri ɗaya.
Ruwan ruwa na ruwa na hydroxypropyl methylcellulamin HPMC samfurin da ya shafi waɗannan abubuwan:
A ko'ina mayar da HPMC, metoxyproproxyl an kuma rarraba hydroxypoloxyl a ko'ina a hankali, kuma ragin riƙe ruwa yana da yawa;
Cellulose ether hpmc thermal gel zazzabi yana da yawa, ragin riƙe ruwa yana da yawa; In ba haka ba, ragin riƙe ruwa ya ragu;
Lokacin da danko na sel Ether hpmc yana ƙaruwa, raunin riƙe ruwa kuma yana ƙaruwa; Lokacin da danko ya kai wani matakin, karuwa cikin kudin riƙewar ruwa yana da laushi;
Mafi yawan adadin sel ether HPMC da aka ƙara, shine mafi girman darajar riƙewar ruwa da kuma mafi kyawun tsarin riƙewar ruwa. A cikin kewayon 0.25-0.6: darajar riƙewar riƙe ruwa da sauri tare da karuwar adadin kari; Lokacin da ƙari adadin ƙara ƙaruwa, karuwar yanayin riƙewar riƙe ruwa ya rage ƙasa.
Lokaci: Jun-01-2023